M jay sage



Q y einem cover and operable from the top of same by means of a suitable angular key, as common in an arrangement of this character.

I claim:

l. In aill box, a Well, a cap for the well, a .la-tch associated with the box and adapted to engage lthe cap so as to prevent the rotation ofvsaid'cap, a filling plug in the cap, and a. latch aeseeiatml with the bex fel' engaging the filling plug se ne to prevent the rotation of same.

Q. In aill bexI- a well, a cap for the well, a latch associated with the lhors: adapted. to engage the cap whereby the cup is locked tothe Well, a filling plug in said cap, and a latch for engaging the filling plug and preventing the removal of saine.

In a fill box, a .vell, a cap for lock ing said Well, a lng on :said cap, a latch in the box for engaging the lug, said lug having means for receiving a padlock, a filling plug in said cap, a lug on said filling cap,

and a. latch in the box for engaging the lug of the filling plug, said lug having ,menne for receiving a padlock.

4. In a lill bex, a well, a emp threaded to the wellvfor locking the well, a lug on said cap, a latch hinged to the wall ef the box and adapted to engage the lug. said lug having means for receiving a padlock, a filling plug threaded into the cap, a lug en said lilling cap, a latch hinged te a wall of the lhex and adapted to engage the lug of the lilling plug, saidlling plug'having ineens fer receiving a padlock.

5. ln a lill bex, a well, a closing cap threaded to the well, a filling plug threaded into the cap, Said filling plug and cap having lugs, and latches hinged to the boxand adapted to engage the luge, said lugs having means wherebyY a padlock may be attached thereto.

M JAY SAG-li. 

